Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Material	Chrome Steel SAE 52100
Shield Type	Metal Shield (ZZ)
Precision Grade	ABEC-1
Closure Type	Double Shielded
Lubrication	Pre-lubricated with Grease
Inner Diameter	4mm to 6mm (Varies by Model)
Outer Diameter	8mm to 10mm (Varies by Model)
Width	2mm to 3mm (Varies by Model)
Cage Material	Steel
Package Quantity	10 Pieces per Pack

5 reviews

Anonymous

Apr 08, 2026

Rating: 5/5

Fast shipping

Arrived quickly and well packaged. No damage to the tiny components.

Anonymous

Mar 08, 2026

Rating: 4/5

Good quality

Quality is solid. One bearing felt slightly stiffer than the others but still usable.

Anonymous

Mar 01, 2026

Rating: 5/5

Smooth operation

Very quiet and smooth rotation. Highly recommend for hobby motors.

Anonymous

Jan 29, 2026

Rating: 5/5

Perfect for my drone

These bearings are incredibly smooth. I used them to upgrade my racing drone and noticed less friction.

Anonymous

Jan 25, 2026

Rating: 5/5

Great value pack

Exactly what I needed for my 3D printer maintenance. All sizes fit perfectly.

5 FAQ

Q: Can I use these for high RPM applications?

A: Yes, these are suitable for high RPM motors commonly found in drones and RC cars.

Q: What is the temperature range?

A: Standard operating temperature is between -30°C to +120°C.

Q: Are these bearings pre-lubricated?

A: Yes, all bearings come pre-lubricated with standard grease.

Q: Do you sell individual sizes separately?

A: This listing includes a variety pack. Please check our store for single size listings.

Q: What is the difference between ZZ and RS?

A: ZZ indicates metal shields on both sides, while RS indicates rubber seals.

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